Hutton. — On the Diptera brachycera of New Zealand. 71 



auxiliary vein is distinct from the first longitudinal throughout 

 its length. Length, 7-9 mm. ; wing, 6-8 mm. 



Hab. Christchurch (F. W. H.) ; Ashburton (W. W. Smith). 



The eyes are only slightly hairy. The third joint of the 

 antennae is about one and a half times the length of the 

 second. The abdomen is marked as in T. melas, but it is 

 lighter in colour. The facial ridges are ciliated on their lower 

 half. 



Trichophthicus carbonarius, sp. nov. 



Frontal band black, edged with white ; face blackish ; 

 antennae piceous. Thorax blackish, with three longitudinal 

 darker bands; scutellum blackish. Legs black. Squamae 

 white, with a dark margin. Wings pellucid ; veins black. 

 Abdomen blackish, each segment with a pair of grey semi- 

 circular spots on the posterior margin. Length, 7 mm. ; wing, 

 6 mm. 



Hab. Wellington (G. V. Hudson) . 



The arista is finely pubescent. The facial ridges are bare. 

 Third joint of the antennas about twice the length of the 

 second. 



Trichophthicus maculipennis, sp. nov. 



Frontal band black, margined with silvery, which extends 

 round the eyes ; face pale-brown ; antennae black. Thorax 

 brownish-grey, with three broad black bands ; scutellum 

 brownish-grey, black on the sides. Abdomen dark-brown, 

 with a large semicircular grey mark on the posterior margin 

 on each side; apical segment with a central black band. 

 Legs blackish-brown. Squamae nearly white. Wings pel- 

 lucid, the veins blackish-brown ; a round black spot on the 

 chief cross-vein, and a smaller one where the posterior cross- 

 vein meets the fourth longitudinal. Posterior cross -vein 

 slightly sinuated. Length, 8 mm. ; wing, 7 mm. 



Hab. Christchurch (F. W. H.). 



The eyes are hairy ; the third joint of the antennae is about 

 one and a half times the length of the second. The facial 

 ridges are ciliated. 



Trichophthicus limpidus, sp. nov. 



Male. — Frontal band brown, face white ; eyes approxi- 

 mated. Thorax blackish-brown. Abdomen dark-grey, with 

 blackish irregular marks. Legs blackish-brown. 



Female. — Frontal band brown, margined with yellowish- 

 white, which colour extends over the face. Thorax pale- 

 brown, with three narrow black lines; scutellum pale-brown. 

 Abdomen grey, the middle segments with a pair of black 

 triangular marks ; last two segments without marks. Femora 

 fuscous, tibiae and tarsi tawny. Length, 6 mm. ; wing, 6 mm. 



